body{
    background: linear-gradient(rgb(255, 255, 255), rgb(255, 255, 255));

}
#navbar {
    background-color: rgb(51,51,51);
    display: block;
    position: fixed;
    float: left;
    padding: 0px;
    margin-right: 50px;
    height: 100%;
}
#navbar a:link,a:visited{
    display: block;
    font-weight: bold;
    color: rgb(255, 255, 255);
    /*background: linear-gradient(rgb(255, 255, 255), rgb(255, 255, 255));*/

    width: 120px;
    text-align: center;
    padding: 4px;
    text-decoration: none;
    text-transform: uppercase;
}
#navbar a:hover,a:active {
    /*background: linear-gradient(rgba(85, 85, 85, 0.64), rgb(147, 147, 147));*/
    background: linear-gradient(rgba(85, 85, 85, 0.64), rgb(147, 147, 147));

}
main {
    margin-left: 150px;
    color: rgba(51, 51, 51, 0.89);
}
@media screen and (max-width: 300px){
    body {
        background-color: lightblue;
    }
}
